'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')

function resolve(dir) {
  return path.join(__dirname, dir)
}

const name = defaultSettings.title || '30S管理后台' // page title

const port = process.env.port || process.env.npm_config_port || 9528 // dev port

var urls = {
  development: "http://boss.dev.outsea.psychexy.com/api", //本地
  test: "http://boss.dev.outsea.psychexy.com/api", //测试环境
  beta: "http://boss.beta.outsea.psychexy.com/api", //灰度测试
  production: "http://boss.outsea.psychexy.com/api", //生产
}
module.exports = {
  // publicPath: '/',
  // outputDir: 'dist',
  // assetsDir: 'static',
  // lintOnSave: process.env.NODE_ENV === 'development',
  productionSourceMap: false,
  publicPath: './',
  lintOnSave: false,
  devServer: {
    port: port,
    open: true,
    // overlay: {
    //   warnings: false, 
    //   errors: true
    // },
    //	反向代理
    proxy: {
      '^/api': {
        // target: 'http://boss.dev.outsea.psychexy.com/api', //代理
        target: urls[process.env.NODE_ENV], //代理
        // target: 'http://192.168.0.58:9800',//代理
        ws: true,
        changeOrigin: true, //是否跨域
        pathRewrite: {
          '^/api': ''
        }
      },
    }
  },
  configureWebpack: {
    //在webpack的name字段中提供应用程序的标题，以便
    //可以在index.html中访问它以插入正确的标题。
    name: name,
    // externals: 'hls.js',
    externals: {
      'vue': 'Vue',
      'element-ui': 'ELEMENT',
      'hls.js': 'hls.js',
      // 'vue-router': 'VueRouter',
      'vuex': 'Vuex',
      'axios': 'axios',
    },

    resolve: {
      alias: {
        '@': resolve('src')
      }
    }
  },
  chainWebpack(config) {
    //它可以提高第一屏的速度，建议开启预加载
    config.plugin('preload').tap(() => [{
      rel: 'preload',
      // to ignore runtime.js
      // https://github.com/vuejs/vue-cli/blob/dev/packages/@vue/cli-service/lib/config/app.js#L171
      fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/],
      include: 'initial'
    }])

    // when there are many pages, it will cause too many meaningless requests
    config.plugins.delete('prefetch')

    // set svg-sprite-loader
    config.module
      .rule('svg')
      .exclude.add(resolve('src/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/icons'))
      .end()
      .use('svg-sprite-loader')
      .loader('svg-sprite-loader')
      .options({
        symbolId: 'icon-[name]'
      })
      .end()

    config
      .when(process.env.NODE_ENV !== 'development',
        config => {
          config
            .plugin('ScriptExtHtmlWebpackPlugin')
            .after('html')
            .use('script-ext-html-webpack-plugin', [{
              // `runtime` must same as runtimeChunk name. default is `runtime`
              inline: /runtime\..*\.js$/
            }])
            .end()
          config
            .optimization.splitChunks({
              chunks: 'all',
              cacheGroups: {
                libs: {
                  name: 'chunk-libs',
                  test: /[\\/]node_modules[\\/]/,
                  priority: 10,
                  chunks: 'initial' // only package third parties that are initially dependent
                },
                elementUI: {
                  name: 'chunk-elementUI', // split elementUI into a single package
                  priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                  test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
                },
                commons: {
                  name: 'chunk-commons',
                  test: resolve('src/components'), // can customize your rules
                  minChunks: 3, //  minimum common number
                  priority: 5,
                  reuseExistingChunk: true
                }
              }
            })
          // https:// webpack.js.org/configuration/optimization/#optimizationruntimechunk
          config.optimization.runtimeChunk('single')
        }
      )
  }
}
